package com.acme.bankapp.domain.bank;

import com.acme.exceptions.NotEnoughFundsException;

@SuppressWarnings("serial")
public abstract class AbstractAccount implements Account {

	private double balance;
	private int id;

	private static int lastId = 0;

	public AbstractAccount(double balance) {
		if (balance < 0) {
			throw new IllegalArgumentException();
		}
		this.balance = balance;
		this.id = lastId++;
	}

	public int getId() {
		return id;
	}

	@Override
	public int hashCode() {
		return id;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		return id == ((AbstractAccount) obj).id;
	}

	public long decimalValue() {
		return Math.round(balance);
	}

	public double getBalance() {
		return this.balance;
	}

	protected void setBalance(double d) {
		this.balance = d;
	}

	public abstract void withdraw(double amount) throws NotEnoughFundsException;

	public abstract void deposit(double amount);

}
